Which crypto does Elon Musk recommend?

It's quite intriguing to ponder about the cryptocurrency preferences of a visionary like Elon Musk. So, I'm curious to know, which particular cryptocurrency does Elon Musk recommend or show a strong affinity towards? With his immense influence and expertise in technology and finance, his endorsement could potentially have a significant impact on the market. Do you have any insights into his stance on various digital currencies, or has he publicly expressed a preference for a specific one?